Z-Test (Z0, Ze & H0) for p1 = 0.75 & p2 = 0.85 with unknown P Values

Work with steps, formula & calculation summary to estimate the Z-statistic (Z0), critical (table) value (Ze) for degrees of freedom & hypothesis test (H0) at a stated level of significance for difference between two sample proportions p1 = 0.75 & p2 = 0.85 with unknown population probability for sample size n1 = 90 & n2= 100. The below is the calculation summary for Z-statistic for the test of significance or hypothesis for difference between two sample proportions p1 = 0.75 & p2 = 0.85.

Calculation Summary

Sample proportion p1

0.75

Sample proportion p2

0.85

Sample size n1

90

Sample size n2

100

Z0

1.7291

Z-Test Work with Steps for p1 = 0.75, p2 = 0.85

The below is the work with step by step calculation shows how to estimate the Z-statistic (Z0), critical (table) value (Ze) for degrees of freedom & hypothesis test (H0) at a stated level of significance for difference between two sample proportions p1 = 0.75 & p2 = 0.85 with unknown P values for sample size n1 = 90 & n2 = 100 may help grade school students to solve the similar Z-test statistic (Z0) worksheet problems efficiently.